215145540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{70309}}^1$

素因数の和:70341

約数の個数: 72

約数和(自身を含む): 691006680

約数和(自身を除く): 475861140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 70309, 140618, 210927, 281236, 351545, 421854, 632781, 703090, 843708, 1054635, 1195253, 1265562, 1406180, 2109270, 2390506, 2531124, 3163905, 3585759, 4218540, 4781012, 5976265, 6327810, 7171518, 10757277, 11952530, 12655620, 14343036, 17928795, 21514554, 23905060, 35857590, 43029108, 53786385, 71715180, 107572770, 215145540]

約数ペア:

[(1, 215145540), (2, 107572770), (3, 71715180), (4, 53786385), (5, 43029108), (6, 35857590), (9, 23905060), (10, 21514554), (12, 17928795), (15, 14343036), (17, 12655620), (18, 11952530), (20, 10757277), (30, 7171518), (34, 6327810), (36, 5976265), (45, 4781012), (51, 4218540), (60, 3585759), (68, 3163905), (85, 2531124), (90, 2390506), (102, 2109270), (153, 1406180), (170, 1265562), (180, 1195253), (204, 1054635), (255, 843708), (306, 703090), (340, 632781), (510, 421854), (612, 351545), (765, 281236), (1020, 210927), (1530, 140618), (3060, 70309)]